Buffer overflow in Botan Project
CVE-2016-2195
Integer overflow in the PointGFp constructor in Botan before 1.10.11 and 1.11.x before 1.11.27 allows remote attackers to overwrite memory and possibly execute arbitrary code via a crafted ECC point, which triggers a heap-based buffer overflow.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.067 (93.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.067 · newest: 0.067 · change: 0.000
Affected products
- Botan Project — versions 1.11.0, 1.11.1, 1.11.2
- Debian Linux — versions 8.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- marc.info/ (Vendor Advisory, mailing-list)
- www.debian.org/security/2016/dsa-3565 (vendor-advisory)
- security.gentoo.org/glsa/201612-38 (vendor-advisory)
- botan.randombit.net/security.html (Vendor Advisory)
Frequently asked questions
- What is CVE-2016-2195?
- CVE-2016-2195 is a critical-severity vulnerability in Botan Project, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2016-05-13.
- How severe is CVE-2016-2195?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2016-2195 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.